Must see movies for the Geek Kid

Recently, over on Facebook, a friend posted a list of movies she wanted to show her teenage boys and asked for help rounding that out.  Here are the movies we all came up with, in no particular order:

Ladyhawk

Princess Bride

Blade Runner

Alien

Time Bandits

Krull

Conan the Barbarian

Beastmaster

Willow

Labyrinth

Legend

Dragonslayer

Clash of the Titans (Ray Harryhausen)

The Secret of NIMH

Remo Williams

Highlander

Red Sonja

Goonies

Real Genius

Buckaroo Banzai Across the 8th Dimension

Big Trouble in Little China

Excaliber

Army of Darkness (or perhaps all of the Evil Dead movies)

Robocop

Ghostbusters

The Last Starfighter

The Last Unicorn

The Dark Crystal

Red Dawn

Indiana Jones movies

The middle three Star Wars movies (or the original trilogy)

Star Trek: The Motion Picture and Star Trek II: The Wrath of Khan

I know there are a bunch more that we’ve forgotten.

Edited to add movies from comments:
courtesy of petercat
Forbidden Planet
2001: A Space Odyssey